Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Roar  
- Earthquake  
- Toxic  
- Stealth Rock  

Mewtwo-Mega-X @ Mewtwonite X  
Ability: Steadfast  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Bulk Up  
- Recover  
- Iron Tail  
- Low Kick  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 236 HP / 252 Def / 20 Spe  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Toxic  
- Recover  
- Judgment  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 16 HP / 216 Atk / 36 Def / 240 Spe  
Impish Nature  
- Substitute  
- Toxic  
- Dragon Dance  
- Thousand Arrows  

Marshadow @ Marshadium Z  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Bulk Up  
- Spectral Thief  
- Close Combat  
- Shadow Sneak  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Refresh  
- Judgment  
- Recover